Patents
Sitemap › G10 - Musical instruments; Acoustics › G10K - Sound-producing devices; methods or devices for protecting against, or for damping, noise or other acoustic waves in general; Acoustics not otherwise provided for › G10K 5 - Whistles
Patents for G10K 5 - Whistles (459)
11/1999
11/02/1999US5975007 Combined whistle and environmental instruments
10/1999
10/27/1999CN2346035Y Hand hold type electro-acoustic flute
09/1999
09/01/1999EP0939392A2 Two part whistle-body with reflector
07/1999
07/21/1999EP0930606A2 Combination whistle
07/21/1999EP0930605A2 Whistle
05/1999
05/19/1999CN2319890Y Spherical whistle
04/1999
04/28/1999CN2316708Y Combined multifunctional horn-like appliance for outing
10/1998
10/27/1998US5826534 Whistle
10/06/1998US5816186 For creating two resonant frequencies resulting in a beat
09/1998
09/23/1998CN2292290Y Magnifying glass with temp. indication
08/1998
08/12/1998CN2287569Y Double sound two purpose pencil cap
05/1998
05/05/1998US5746640 Motion-activated musical device
02/1998
02/25/1998CN2275277Y 安全口哨结构 Safety Whistle structure
02/18/1998EP0824030A1 Device for use in securing a bell, a beeper or a whistle to a sport glove
02/10/1998CA2183000A1 Chevr-app
01/1998
01/21/1998EP0610380B1 Horn for sportfans
11/1997
11/25/1997US5690534 Wind instrument for replicating the calls of birds or animals
11/20/1997DE19639958C1 Sports glove or hand protector incorporating bleeper, bell or whistle
06/1997
06/23/1997CA2166048A1 Bird and animal call
04/1997
04/09/1997EP0681688A4 Ultrasonic pest control device and method for constructing the same.
03/1997
03/26/1997EP0764936A1 Emergency whistle
12/1996
12/04/1996CN2241911Y Whistle with finger ring
10/1996
10/15/1996US5564360 All weather safety whistle and sound generator
08/1996
08/20/1996US5546887 Emergency whistle
06/1996
06/19/1996CN2229171Y Scent flask with sound alarming device
05/1996
05/14/1996US5517173 Apparatus generating noise sound for electric car
05/14/1996US5515808 Alerting mechanism for a whistle
04/1996
04/16/1996US5507246 Visible signaling sports whistle
04/09/1996US5504943 Headgear having an attachable whistle
03/1996
03/05/1996US5495820 Whistle with tone changing rotator
11/1995
11/15/1995EP0681688A1 Ultrasonic pest control device and method for constructing the same
10/1995
10/24/1995US5460116 Horn for sportfans
08/1995
08/30/1995CN2206489Y Sound-producing pipe type toy
02/1995
02/08/1995CN2189346Y Whistle
01/1995
01/19/1995DE4411812A1 Toy windmill propeller
01/04/1995EP0632428A2 Apparatus generating noise sound for electric car
11/1994
11/15/1994US5363704 Fluidic oscillator and a flow meter including such an oscillator
10/1994
10/29/1994CA2095067A1 Multiple tone whistle
10/04/1994US5352255 Noise maker for air filter
08/1994
08/30/1994US5341762 Ultrasonic pest control device and method for constructing the same
08/18/1994WO1994018532A1 Ultrasonic pest control device and method for constructing the same
08/18/1994CA2155101A1 Ultrasonic pest control device and method for constructing the same
08/17/1994EP0610380A1 Horn for sportfans
07/1994
07/19/1994US5329872 All weather safety whistle and sound generator
06/1994
06/08/1994CN2168315Y Penlike whistle-sound alarm
03/1994
03/09/1994CN2158558Y Pigeon whistle
10/1993
10/26/1993US5255589 Calliope pipe converter, assembly, and method
10/12/1993US5251569 Multiple tone whistle
06/1993
06/23/1993EP0547066A1 Knives
05/1993
05/18/1993US5211052 Aeroacoustic gas composition monitor
05/13/1993WO1993009530A1 Horn for sportfans
05/13/1993CA2122045A1 Horn for sportfans
05/05/1993EP0539935A2 Horn driven by pressure means
05/05/1993CN2132247Y Whistle with loudspeaker
04/1993
04/13/1993US5201276 Power whistle
03/1993
03/31/1993CN2129027Y 电子哨 Electronic Whistle
03/18/1993WO1993005501A1 All weather safety whistle and sound generator
03/18/1993CA2116657A1 All weather safety whistle and sound generator
01/1993
01/27/1993EP0524852A1 Fluidic oscillator and flowmeter incorporating the same
01/10/1993CA2073368A1 Fluidic oscillator and flowmeter incorporating said oscillator
12/1992
12/16/1992CN2125181U Whistle with sound box
12/15/1992US5170634 Acoustic vapor type indicator
11/1992
11/24/1992US5165423 Tooth guard whistle
10/1992
10/28/1992CN2120373U Whistle
05/1992
05/19/1992US5113784 Multi-tone whistle
02/1992
02/20/1992WO1992002341A1 Knives
02/19/1992CN2096797U Three-voice compound whistle
02/12/1992CN2095701U Sound-eliminating rubber building blocks
02/11/1992US5086726 Whistle
07/1991
07/31/1991CN1013415B Whistle
07/30/1991US5035361 Fluid dispersal device and method
07/09/1991US5030159 Adjustable reed sounder
03/1991
03/26/1991US5002006 Combined safety whistle with article holding means
03/05/1991US4998091 Animal warning alarm
11/1990
11/27/1990CA1276822C Whistle
11/13/1990US4970704 Acoustical generator
07/1990
07/31/1990CA1272050A1 Elk call
02/1990
02/27/1990US4903630 Animal warning alarm
01/1990
01/30/1990US4896541 Vortex generating mass flowmeter
01/16/1990US4893580 Underwater
08/1989
08/01/1989US4852510 Scuba whistle
06/1989
06/21/1989CN1033491A Manufacture method and product of once-used whistle
04/1989
04/18/1989US4821670 Whistle
03/1989
03/21/1989US4813368 Musical tea kettle
03/01/1989CN1031419A 哨子 Whistle
02/1989
02/08/1989EP0302645A2 Whistle
12/1988
12/21/1988EP0295564A2 A whistling device
10/1988
10/25/1988US4779568 Combined personal identification, safety, and convenience device
10/11/1988US4776296 Mounting for audible signal valve knob
08/1988
08/03/1988CN87103716A Bell-mouthed whistle
07/1988
07/28/1988WO1988005497A1 Device for cavitation treatment of liquid fuel
07/21/1988DE3741927A1 Pfeife Whistle
05/1988
05/17/1988CA1236715A1 Toroidal whistle
12/1987
12/01/1987US4709651 Whistle
08/1987
08/18/1987US4686928 Toroidal whistle
02/1987
02/10/1987CA1217726A Noise generator
01/1987
01/06/1987US4633552 Tool handle with eccentric tool gripping assembly
12/1986
12/30/1986EP0205680A1 Apparatus for generating noise
07/1986
07/15/1986CA1207673A1 Method for generating high frequency high level noise fields using low frequency excitation of aeroacoustic noise
05/1986
05/06/1986US4586455 Lid knob of pressure cooker
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